/* 取消默认边距 */
* {
    margin: 0;
    padding: 0;
    background-color: #eff8ff;
}

/* ------注册框----- */
.big2 {
    padding: 80px;
}

.center {
    width: 470px;
    margin: auto;
    border: 1px solid #4470df;
    padding: 30px;
    border-radius: 5px;
}
.center input {
    border: 1px solid #cbcbcb;
    width: 100%;
    height: 46px;
    outline: none;
    border-radius: 3px;
    text-indent: 1rem;
    background-color: #ffffff;
}
.head{
    display: flex;
    justify-content: space-between;
    margin: 20px 0px;
    color: #3b78dd;
    height: 45px;
    line-height: 45px;
}
.title{

    font-size: 30px;
    font-weight: bold;
}

.name {
    position: relative;
}

input::placeholder {
    color: #dddbdb;
}

input:focus {
    border: 1px solid #3b78dd;
}

.p .error {
    font-size: 14px;
    margin: 5px 0px 5px 0px;
    color: red;
}

.prompt {
    font-size: 14px;
    margin: 10px 0px 10px 0px;
    color: #9e9e9e;
}

.p {
    width: 420px;
    height: 30px;
}

.name button {
    border: none;
    font-size: 26px;
    width: 410px;
    height: 50px;
    background-color: #3b78dd;
    border-radius: 5px;
    color: white;
}
.login{
    float: right;
}
